CN214797817U

CN214797817U - Plug, socket, contact mounting assembly and high-current connector

Info

Publication number: CN214797817U
Application number: CN202121232533.4U
Authority: CN
Inventors: 蒋芳芳; 唐继; 李圣强; 马波
Original assignee: Sichuan Huafeng Technology Co Ltd
Current assignee: Sichuan Huafeng Enterprise Group Co; Sichuan Huafeng Technology Co Ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-11-19
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses a large current connector, including plug and socket, the plug subassembly of plug and the jack subassembly of the socket that corresponds are inserted and are closed, still disclose a plug, including contact installation component, be provided with the single circular cover that matches with the plug subassembly number on the preceding terminal surface of locating plate, single circular cover covers plug subassembly's head, still disclose a socket, including contact installation component, the shell is socket shell, the contact is the jack subassembly, be provided with the two circular covers that match with jack subassembly number on the preceding terminal surface of locating plate, two circular covers include interior circular cover and outer circular cover, interior circular cover is located outer circular cover, and interior circular cover covers the jack end of jack subassembly, still disclose a contact installation component. The utility model has the advantages that: the creepage distance of the connector is increased in a limited space, the insulation and voltage resistance of the connector is improved, and the connector has the characteristics of small volume, large current carrying capacity, simplicity in assembly, easiness in installation and the like.

Description

Plug, socket, contact mounting assembly and high-current connector

Technical Field

The utility model relates to a connector, especially a plug, socket, contact installation component and heavy current connector.

Background

In the industrial field, high-current connectors are widely used. Depending on the application, the electrical performance requirements for large-current connectors are different, and the electrical performance requirements for high-current connectors, such as dielectric strength and voltage resistance, are generally strict. With the demands for integration and miniaturization of devices in the industrial field, how to meet the strict electrical performance requirements of the connector in a limited space becomes the research direction of the industry. Meanwhile, compared with communication connectors and signal connectors, the large-current connector is relatively large in size and weight, how to realize convenient and quick installation of the connector and embodying the performance of the connector.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a plug, socket, contact installation component and heavy current connector.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a contact installation component, includes shell, mounting panel and contact, the front end of shell is provided with the connection pad, has seted up the annular chamber on the connection pad, waist shape hole has been seted up to the bottom of annular chamber, the pin hole that corresponds with the contact is seted up to the bottom in waist shape hole, the rear end cooperation of mounting panel is installed at waist shape downthehole, and the front end of mounting panel is provided with the locating plate, the locating plate cooperation is installed in the annular chamber, and through locking screw locking between locating plate and the annular chamber, install the contact that a plurality of intervals set up in the mounting panel.

Optionally, the left side and the right side of the shell are provided with mounting lugs, the mounting surfaces of the mounting lugs are flush with the upper surface or the lower surface of the shell, and the mounting surfaces are provided with kidney-shaped grooves.

Optionally, a plurality of stepped holes for mounting the contact element are formed in the mounting plate, the front end and the rear end of each stepped hole are large holes, the middle of each stepped hole is a small hole, a front stepped surface is formed between the large hole at the front end of each stepped hole and the small hole, a rear stepped surface is formed between the large hole at the rear end of each stepped hole and the small hole, an annular step protruding outwards in the radial direction is arranged at the rear end of the contact element and is in contact with the rear stepped surface, and a gap is formed between the rear end of the contact element and the large hole at the rear end of each stepped hole.

A plug comprises the contact mounting assembly, the shell is a plug shell, the contacts are plug assemblies, single circular covers matched with the number of the plug assemblies are arranged on the front end face of a positioning plate, and the heads of the plug assemblies are covered by the single circular covers.

The utility model provides a socket, includes foretell contact mounting assembly, and the shell is the socket shell, and the contact is the jack subassembly, is provided with the two circular covers that match with the jack subassembly number on the preceding terminal surface of locating plate, and two circular covers include interior circular cover and outer circular cover, and interior circular cover is located outer circular cover, and just interior circular cover covers the jack end of jack subassembly.

A large-current connector comprises the plug and the socket, a plug assembly of the plug is inserted into a socket assembly of the corresponding socket, and a connecting disc of the plug and a connecting disc of the socket are locked through a bolt assembly.

Optionally, a bump is arranged on the inner side of the single circular cover, a key groove is axially formed in the bump, a convex key is arranged on the outer side wall of the inner circular cover, the convex key is matched in the key groove after the plug assembly and the jack assembly are plugged, and the single circular cover is located between the outer circular cover and the inner circular cover.

Optionally, ribs are further axially arranged on the inner side wall of the single circular cover at intervals.

Optionally, an annular groove is formed in the end face of the connecting disc of the socket, an annular sealing ring is installed in the annular groove, and the annular sealing ring is extruded between the connecting disc of the socket and the connecting disc of the plug.

Optionally, the lead hole of the plug and the lead hole of the socket are both connected with a pipe joint.

The utility model has the advantages of it is following: the utility model discloses a large current connector has increased the creepage distance of connector in finite space to the dielectric strength of connector has been increased. The connector has the characteristics of small volume, large current-carrying capacity, simple assembly, easy installation and the like.

Drawings

FIG. 1 is a schematic diagram of a high current connector;

FIG. 2 is a first schematic structural diagram of a plug;

FIG. 3 is a second schematic structural view of the plug;

FIG. 4 is a schematic structural view of the housing;

FIG. 5 is a schematic view of the mounting plate;

FIG. 6 is a schematic cross-sectional view of the mounting plate;

FIG. 7 is a schematic structural view of a socket;

in the figure, 11-shell, 12-mounting lug, 13-kidney-shaped groove, 14-connecting disc, 15-ring cavity, 16-mounting plate, 17-pipe joint, 18-contact piece, 19-positioning plate, 20-stepped hole, 21-front step surface, 22-back step surface, 23-single circular cover, 24-convex edge, 25-key groove, 26-kidney-shaped hole, 27-lead hole, 31-double circular cover, 32-convex key, 100-plug, 101-plug shell, 102-plug component, 200-socket, 201-socket shell, 202-plug hole component and 300-ring sealing ring.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, a high-current connector, as shown in fig. 1, includes a plug 100 and a socket 200, as shown in fig. 2 and 7, the plug 100 and the socket 200 are connected in an inserting manner, and both the plug 100 and the socket 200 include a contact 18 mounting assembly, wherein, as shown in fig. 3 to 6, the contact 18 mounting assembly includes a housing 11, a mounting plate 16 and a contact 18, a connection disc 14 is disposed at the front end of the housing 11, an annular cavity 15 is disposed on the connection disc 14, a kidney-shaped hole 26 is disposed at the bottom of the annular cavity 15, a lead hole 27 corresponding to the contact 18 is disposed at the bottom of the kidney-shaped hole 26, a positioning plate 19 is disposed at the front end of the mounting plate 16, the positioning plate 19 is mounted in the annular cavity 15 in a matching manner, and the positioning plate 19 and the annular cavity 15 are locked by a locking screw, a plurality of contacts 18 arranged at intervals are mounted in the mounting plate 16, in this embodiment, screw holes have been seted up on four corners of annular chamber 15, and set up the through-hole that corresponds with the screw hole on locating plate 19, during the installation, install back in annular chamber 15 with locating plate 19 cooperation, then penetrate through-hole and screw hole in proper order with locking screw, then tighten locking screw to the equipment between mounting panel 16 and shell 11 has been realized.

In this embodiment, as shown in fig. 2 and 3, the left and right sides of the housing 11 are provided with mounting ears 12, and the mounting surfaces of the mounting ears 12 are flush with the upper surface or the lower surface of the housing 11, and the mounting surfaces are provided with waist-shaped grooves 13, further, the lower surfaces of the mounting ears 12 are the mounting surfaces, so that the lower surfaces of the mounting ears 12 are flush with the lower surface of the housing 11, and the waist-shaped grooves 13 facilitate adjusting the position of the housing 11, thereby facilitating the fixing of the plug.

In the present embodiment, as shown in fig. 6, a plurality of stepped holes 20 for mounting the contact element 18 are formed in the mounting plate 16, front and rear ends of the stepped holes 20 are large holes, a small hole is formed in the middle of the stepped hole 20, a front stepped surface 21 is formed between the large hole and the small hole at the front end of the stepped hole 20, a rear stepped surface 22 is formed between the large hole and the small hole at the rear end of the stepped hole 20, a radially protruding annular step is formed at the rear end of the contact element 18, the annular step is in contact with the rear stepped surface 22, a tooth sleeve is sleeved on the middle of the contact element 18 and is located in the large hole at the front end of the stepped hole 20, and when the contact element 18 is assembled, a gap is formed between the rear end of the contact element 18 and the large hole at the rear end of the stepped hole 20, so that an air gap and a creepage distance between the contact element 18 and the mounting plate 16 are increased.

In the present embodiment, the housing 11 for mounting the contacts 18 of the plug 100 is the plug housing 101, the contacts 18 are the plug assemblies 102, further, the front end surfaces of the positioning plates 19 of the mounting plates 16 on the plug 100 are provided with single circular covers 23 matching with the number of the plug assemblies 102, and the single circular covers 23 cover the heads of the plug assemblies 102, thereby protecting the plug assemblies 102.

In this embodiment, the housing 11 of the contact element 18 mounting assembly of the socket 200 is the socket housing 201, the contact element 18 is the jack assembly 32, the front end surface of the positioning plate 19 on the socket is provided with the double circular covers 31 matched with the number of the jack assemblies 32, the double circular covers 31 include the inner circular cover and the outer circular cover, the inner circular cover is located in the outer circular cover, and the inner circular cover covers the jack ends of the jack assemblies 32, the inner circular cover can protect the jack assemblies 32, and the double circular structure of the inner circular cover and the outer circular cover can increase the creepage distance and increase the voltage withstanding capability of the connector.

In this embodiment, the plug assembly 102 of the plug is inserted into the socket assembly 32 of the corresponding socket, the connecting disc 14 of the plug and the connecting disc 14 of the socket are locked by the bolt assembly, through holes are formed in both the connecting disc 14 of the plug and the connecting disc 14 of the socket, after the plug assembly 102 and the socket assembly 202 are well inserted, the connecting disc 14 of the plug and the connecting disc 14 of the socket are locked by the bolt assembly, further, an annular groove is formed in the end surface of the connecting disc 14 of the socket, an annular sealing ring 300 is installed in the annular groove, and the annular sealing ring 300 is squeezed between the connecting disc 14 of the socket and the connecting disc 14 of the plug, so that after the bolt assembly is locked, the annular sealing ring 300 is compressed, and can play a waterproof role, so that the high-current connector has a waterproof function.

In this embodiment, be provided with the lug on the inboard of single circular cover 23, keyway 25 has been seted up to the axial on the lug, be provided with protruding key 32 on the lateral wall of interior circular cover, the back is inserted to socket component 202 and socket component 32, protruding key 32 cooperation is in keyway 25, and single circular cover 23 is located between outer circular cover and the interior circular cover, cooperation through protruding key 32 and keyway 25, can prevent the error, it is further, it is provided with bead 24 to go back the axial interval on the inside wall of single circular cover 23, bead 24 can increase the structural strength of single circular cover 23.

In this embodiment, the lead hole 27 of the plug 100 and the lead hole 27 of the socket 200 are both connected with the pipe joint 17, the pipe joint 17 facilitates the leading out of the cable of the plug assembly 102 and the cable of the jack assembly 202, furthermore, the inner side wall of the lead hole 27 is provided with an internal thread, and the pipe joint 17 is in threaded connection with the lead hole 27.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A contact mounting assembly, comprising: including shell, mounting panel and contact, the front end of shell is provided with the connection pad, the annular chamber has been seted up on the connection pad, waist shape hole has been seted up to the bottom of annular chamber, the bottom in waist shape hole seted up with the pin hole that the contact corresponds, the rear end cooperation of mounting panel is installed waist shape is downthehole, just the front end of mounting panel is provided with the locating plate, the locating plate cooperation is installed in the annular chamber, just the locating plate with lock through locking screw between the annular chamber, install the contact that a plurality of intervals set up in the mounting panel.

2. A contact mounting assembly as claimed in claim 1, wherein: the left side and the right side of the shell are provided with mounting lugs, the mounting surfaces of the mounting lugs are flush with the upper surface or the lower surface of the shell, and the mounting surfaces are provided with kidney-shaped grooves.

3. A contact mounting assembly as claimed in claim 2, wherein: the shoulder hole of having seted up a plurality of installation contacts in the mounting panel, both ends are the macropore around the shoulder hole, the middle part of shoulder hole is the aperture, the macropore of shoulder hole front end with form preceding step face between the aperture, the macropore of shoulder hole rear end with form back step face between the aperture, the rear end of contact is provided with the annular step of radial evagination, the annular step with back step face contact, just the rear end of contact with the clearance has between the rear end macropore of shoulder hole.

4. A plug, characterized by: the contact mounting assembly of any one of claims 1 to 3, wherein the housing is a plug housing, the contacts are plug assemblies, and the front end face of the positioning plate is provided with a number of single circular covers matching the number of the plug assemblies, and the single circular covers cover the heads of the plug assemblies.

5. A socket, characterized in that: the contact element mounting assembly according to any one of claims 1 to 3, wherein the housing is a socket housing, the contact element is a jack assembly, the front end surface of the positioning plate is provided with double circular covers, the number of the double circular covers is matched with that of the jack assembly, the double circular covers comprise an inner circular cover and an outer circular cover, the inner circular cover is located in the outer circular cover, and the inner circular cover covers the jack end of the jack assembly.

6. A high current connector, characterized by: the plug comprises the plug of claim 4 and the socket of claim 5, the plug assembly of the plug is plugged into the corresponding jack assembly of the socket, and the connecting disc of the plug and the connecting disc of the socket are locked through a bolt assembly.

7. A high current connector according to claim 6, wherein: the plug assembly is characterized in that a bump is arranged on the inner side of the single circular cover, a key groove is axially formed in the bump, a convex key is arranged on the outer side wall of the inner circular cover, the plug assembly and the jack assembly are inserted and combined, the convex key is matched in the key groove, and the single circular cover is located between the outer circular cover and the inner circular cover.

8. A high current connector according to claim 7, wherein: the inner side wall of the single circular cover is also provided with convex ribs at intervals in the axial direction.

9. A high current connector according to claim 6, wherein: the plug is characterized in that an annular groove is formed in the end face of the connecting disc of the socket, an annular sealing ring is installed in the annular groove, and the annular sealing ring is extruded between the connecting disc of the socket and the connecting disc of the plug.

10. A high current connector according to claim 6, wherein: and the lead wire hole of the plug and the lead wire hole of the socket are both connected with pipe joints.